Overview Paliperidone ER(Invega®) on Depressive Symptoms of Schizophrenia Patients Status: Completed Trial end date: 2016-11-01 Target enrollment: Participant gender: Summary The purpose of this study is changing (improving), after initiating various doses of Paliperidone ER on schizophrenia patients. Phase: Phase 4 Details Lead Sponsor: Seoul National University HospitalCollaborator: Johnson & JohnsonTreatments: Paliperidone Palmitate